as the trend over a decade or more will always be "up"
This is a growth based analysis (in effect a form of pyramid scheme), and it increasingly simply isn't true, as many in Japan are discovering. As populations flatten and eventually decline, most of the established dogma will fall.
This is a growth based analysis (in effect a form of pyramid scheme), and it increasingly simply isn't true, as many in Japan are discovering. As populations flatten and eventually decline, most of the established dogma will fall.